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Tell Us More About Your Buick LeSabre. View all models

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Excellent mileage, first-class safety rating and plenty of space in the trunk make your Buick LeSabre a practical vehicle to own. Don't risk losing its superior fuel economy by driving around with a malfunctioning Buick LeSabre catalytic converter when a replacement can be found at AutoZone.

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  •  | Page 1 of 4 |  
  • Part Number: 15032
  • Notes: Universal
    Universal Federal. Not for sale or use in the state of California.
  • Part Number: 15146
  • Notes: Universal
    Universal Federal. Not for sale or use in the state of California.
  • Part Number: 15033
  • Notes: Universal
    Universal Federal. Not for sale or use in the state of California.
  • Part Number: 15037
  • Notes: Universal
    Standard Grade Converter. Not for sale or use in the state of California.
  • Part Number: 93258
  • Notes: Universal
    Universal Federal. Not for sale or use in the state of California.
  • Part Number: 15512
  • Application: With air tube
  • Notes: Direct fit
    EPA Standard Converter. May Require 35574 For Installation. Not legal for sale in the state of California. Legal for use on all vehicles licensed in New York.
  • Part Number: 16386
  • Application: With Federal emission
  • Notes: Direct fit
    EPA Ultra Converter. OE exhaust system is completely welded. Additional adapters and cutting the OE pipes may be required to complete installation. Additional Parts Needed: 31587. Not legal for sale in the state of California. Not legal for use on California emission vehicles in New York. Legal for use on Federal/EPA emission vehicles in New York.
  • Part Number: 15817
  • Notes: Direct fit
    EPA Ultra Converter. OE exhaust system is completely welded. Additional adapters and cutting the OE pipes may be required to complete installation. Additional Parts Needed: 31587. Not legal for sale in the state of California. Not legal for use on California emission vehicles in New York. Legal for use on Federal/EPA emission vehicles in New York.
  • Part Number: 15642
  • Notes: Direct fit
    EPA Standard Converter. OE Exhaust system is completely welded. Additional adapters and cutting the OE Pipes may be required to complete installation. Not legal for sale in the state of California. Legal for use on all vehicles licensed in New York.
  • Part Number: 54414
  • Notes: Direct fit
    EPA Ultra Converter. OE exhaust system is completely welded. Additional adapters and cutting the OE pipes may be required to complete installation. Use adapter PN[51065] to fit with PN[55170]. Additional Parts Needed: 31600, 35510. Not legal for sale in the state of California. Not legal for use on California emission vehicles in New York. Legal for use on Federal/EPA emission vehicles in New York.
  • Part Number: 15832
  • Notes: Direct fit
    EPA Standard Converter. Without Air Tube. OE exhaust system is completely welded. Additional adapters and cutting the OE pipes may be required to complete installation. Not legal for sale in the state of California. Legal for use on all vehicles licensed in New York.
  • Part Number: 15646
  • Notes: Direct fit
    EPA Standard Converter. With OEM #EFC 03L4F. Not legal for sale in the state of California. Legal for use on all vehicles licensed in New York.
  •  | Page 1 of 4 |  

When motor oil or antifreeze gets added to the chemical mechanisms in your catalytic converter for Buick LeSabre, it won't function properly. This leads to increased carbon emissions. If the problem isn't immediately taken care of, your luxury car will emit illegal levels of pollutants into the atmosphere. You can keep this from happening by getting a new component at AutoZone. With trustworthy advice provided by a helpful staff, you're always pointed in the right direction. Same Day Store Pickup is offered for your convenience. There's also a popular Loan-a-Tool Program.

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